20196194877

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{77380057}}^1$

素因数の和:77380092

約数の個数: 12

約数和(自身を含む): 30178222620

約数和(自身を除く): 9982027743

約数列:

[1, 3, 9, 29, 87, 261, 77380057, 232140171, 696420513, 2244021653, 6732064959, 20196194877]

約数ペア:

[(1, 20196194877), (3, 6732064959), (9, 2244021653), (29, 696420513), (87, 232140171), (261, 77380057)]